Carlson Investigations
“William Carlson did an excellent job for me getting service perfected on two people that did not want to be served.”
Best Process Servers near Northbrook, IL
These agencies serve Northbrook from nearby bases in towns including Chicago, Westmont and Evanston.
10 agencies listed · 3 open 24/7 · 5 open weekends · 5 rated 4.5+ · 6 show a license
Data verified October 18, 2026
Northshore Process Service Network
“Northshore did an outstanding job and I highly recommend using them to get your defendant!”
Krimson Investigations and Process Service
“Easy to work with delivered promptly got the job done great people to work with highly recommend!!”
Elite Process Serving
“I am pleased and relieved that I chose them to get the work done.”
All American Attorney Services
“Great person who helped me get a favorable judgment on my case because the process service was done above and beyond the call of duty to get the process served.”
National Protection & Investigation Agency
The 10 agencies listed for Northbrook, IL serve court documents and prepare the affidavit that proves it. What each states about coverage, court filing and skip tracing comes from its own website; ratings and quotes come from public reviews.
Area overview: Northbrook, IL
8 of the 10 agencies on this page have a rating, from 1.0 to 5.0 across 475 reviews; 2 have 50 or more reviews and 5 are rated 4.5 or higher. 3 are open around the clock; 5 are open on Saturdays and 4 on Sundays. 6 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 9 websites of the agencies on this page at ten or more years old; the oldest dates from 2003. 3 offer urgent consultations; 1 offers a free initial consultation and 1 is family- or locally-owned. We have a website on file for all 10 of the agencies on this page; 9 publish a contact page and 8 list a public email. We count these figures across the agencies on this page; hours and prices change, so confirm the details with the agency before you book.
Do any process servers listed for Northbrook work on Saturdays or Sundays?
5 of the 10 agencies list weekend hours, which is worth more in this trade than in most. Someone impossible to find on a Tuesday morning is often at home on a Saturday. Ask whether evening and weekend attempts are part of the standard job or an extra charge.
Impact Investigations
Localdetectives.com
Judicial Attorney Services
“Of course, there are times when the subject becomes uncooperative and service cannot be made, but I love that this company gives you the flexibility to go out whenever you can to get the job done right which in turn, increases the chance of your work to be served properly.”
Cadillac - Asap Process Servers
Why these companies made our list
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